PA ONE CALL

PA ONE CALL - TEMPORARY MARKING GUIDELINES

CALL 8-1-1 BEFORE YOU DIG! 

White- Proposed excavation
Pink- Temporary survey markings
Red- Electric power lines, cables, conduits, and lighting cables
Yellow- Gas, oil, steam, petroleum, or gaseous materials
Orange- Communication, alarm or signal lines, cables or conduits and traffic loops
Blue- Potable water (WMA Responsibility)
Purple- Reclaimed water, irrigation and slurry lines
Green- Sewer or stormwater lines (WMA Responsibility)

www.pa811.org 

AttachmentSize
PDF icon homeowner.pdf

Source: 

PA ONE CALL
6.9 MB